Fill in the blanks in each of the If f(x) = |cosx – sinx|, then f’ ____.

Question

Philoid · Accepted Answer

We have, f(x) = | cosx – sinx|

For , sin x > cos x

∴ f(x) = sin x - cos x

⇒ f’(x) = cos x – (-sin x) = cos x + sin x

⇒

Hence,

Fill in the blanks in each of theIf f(x) = |cosx – sinx|, then f’ ____.